# -*- coding: UTF-8 -*-
#/*
# *      Copyright (C) 2011 Libor Zoubek
# *
# *
# *  This Program is free software; you can redistribute it and/or modify
# *  it under the terms of the GNU General Public License as published by
# *  the Free Software Foundation; either version 2, or (at your option)
# *  any later version.
# *
# *  This Program is distributed in the hope that it will be useful,
# *  but WITHOUT ANY WARRANTY; without even the implied warranty of
# *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# *  GNU General Public License for more details.
# *
# *  You should have received a copy of the GNU General Public License
# *  along with this program; see the file COPYING.  If not, write to
# *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
# *  http://www.gnu.org/copyleft/gpl.html
# *
# */
import os,re,sys,urllib,urllib2,traceback,cookielib,time,socket
import xbmcgui,xbmcplugin,xbmc,xbmcaddon
from htmlentitydefs import name2codepoint as n2cp
import simplejson as json
import util
UA='Mozilla/6.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.0.5) Gecko/2008092417 Firefox/3.0.3'

sys.path.append( os.path.join ( os.path.dirname(__file__),'usage') )
import utmain
__addon__      = xbmcaddon.Addon(id='script.module.stream.resolver')
__lang__   = __addon__.getLocalizedString
##
# initializes urllib cookie handler
def init_urllib():
    cj = cookielib.LWPCookieJar()
    opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))
    urllib2.install_opener(opener)

def request(url,headers={}):
    debug('request: %s' % url)
    req = urllib2.Request(url,headers=headers)
    response = urllib2.urlopen(req)
    data = response.read()
    response.close()
    debug('len(data) %s' % len(data))
    return data

def post(url,data):
    postdata = urllib.urlencode(data)
    req = urllib2.Request(url,postdata)
    req.add_header('User-Agent',UA)
    response = urllib2.urlopen(req)
    data = response.read()
    response.close()
    return data

def icon(name):
    return 'https://github.com/lzoubek/xbmc-doplnky/raw/dharma/icons/'+name

def substr(data,start,end):
    i1 = data.find(start)
    i2 = data.find(end,i1)
    return data[i1:i2]

def add_dir(name,params,logo='',infoLabels={},menuItems={}):
    name = decode_html(name)
    if not 'title' in infoLabels:
        infoLabels['title'] = name
    if logo == None:
        logo = ''
    liz = xbmcgui.ListItem(name, iconImage='DefaultFolder.png',thumbnailImage=logo)
    try:
        liz.setInfo( type='Video', infoLabels=infoLabels )
    except:
        traceback.print_exc()
    items = []
    for mi in menuItems.keys():
        action = menuItems[mi]
        if not type(action) == type({}):
            items.append((mi,action))
        else:
            items.append((mi,'RunPlugin(%s)'%_create_plugin_url(action)))
    if len(items) > 0:
        liz.addContextMenuItems(items)
    return xbmcplugin.addDirectoryItem(handle=int(sys.argv[1]),url=_create_plugin_url(params),listitem=liz,isFolder=True)

def add_local_dir(name,url,logo='',infoLabels={},menuItems={}):
    name = decode_html(name)
    infoLabels['Title'] = name
    liz = xbmcgui.ListItem(name, iconImage='DefaultFolder.png',thumbnailImage=logo)
    liz.setInfo( type='Video', infoLabels=infoLabels )
    items = []
    for mi in menuItems.keys():
        items.append((mi,'RunPlugin(%s)'%_create_plugin_url(menuItems[mi])))
    if len(items) > 0:
        liz.addContextMenuItems(items)
    return xbmcplugin.addDirectoryItem(handle=int(sys.argv[1]),url=url,listitem=liz,isFolder=True)

def add_video(name,params={},logo='',infoLabels={},menuItems={}):
    name = decode_html(name)
    if not 'Title' in infoLabels:
        infoLabels['Title'] = name
    url = _create_plugin_url(params)
    li = xbmcgui.ListItem(name,path=url,iconImage='DefaultVideo.png',thumbnailImage=logo)
    li.setInfo( type='Video', infoLabels=infoLabels )
    li.setProperty('IsPlayable','true')
    items = []
    for mi in menuItems.keys():
        action = menuItems[mi]
        if not type(action) == type({}):
            items.append((mi,action))
        else:
            items.append((mi,'RunPlugin(%s)'%_create_plugin_url(action)))
    if len(items) > 0:
        li.addContextMenuItems(items)
    return xbmcplugin.addDirectoryItem(handle=int(sys.argv[1]),url=url,listitem=li,isFolder=False)

def _create_plugin_url(params,plugin=sys.argv[0]):
    url=[]
    for key in params.keys():
        value = decode_html(params[key])
        #--value = value.encode('ascii','ignore')
        value = value.encode('utf-8')
        url.append(key+'='+value.encode('hex',)+'&')
    return plugin+'?'+''.join(url)

def reportUsage(addonid,action):
    host = 'xbmc-doplnky.googlecode.com'
    tc = 'UA-3971432-4'
    try:
        utmain.main({'id':addonid,'host':host,'tc':tc,'action':action})
    except:
        pass

def init_usage_reporting(addonid):
    utmain.main({'do':'reg','id':addonid})

def save_to_file(url,file):
    try:
        f = open(file,'w')
        f.write(request(url))
        f.close()
        return True
    except:
        traceback.print_exc()

def load_subtitles(url):
    if not (url=='' or url==None):	
        local = xbmc.translatePath(__addon__.getAddonInfo('path'))
        if not os.path.exists(local):
            os.makedirs(local)
        local = os.path.join(local,'xbmc_subs'+str(int(time.time()))+'.srt')
        if not save_to_file(url,local):
            return
        player = xbmc.Player()
        count = 0
        max_count = 99
        while not player.isPlaying() and count < max_count:
            count+=1
            xbmc.sleep(200)
            if count>max_count-2:
                util.debug("Cannot load subtitles, player timed out")
                return
        player.setSubtitles(local)


def _substitute_entity(match):
    ent = match.group(3)
    if match.group(1) == '#':
        # decoding by number
        if match.group(2) == '':
            # number is in decimal
            return unichr(int(ent))
        elif match.group(2) == 'x':
            # number is in hex
             return unichr(int('0x'+ent, 16))
        else:
            # they were using a name
            cp = n2cp.get(ent)
            if cp: 
                return unichr(cp)
            else: 
                return match.group()

def decode_html(data):
    try:
        if not type(data) == unicode:
            data = unicode(data,'utf-8',errors='ignore')
        entity_re = re.compile(r'&(#?)(x?)(\w+);')
        return entity_re.subn(_substitute_entity,data)[0]
    except:
        traceback.print_exc()
        print [data]
        return data

def debug(text):
    xbmc.log(str([text]),xbmc.LOGDEBUG)

def info(text):
    xbmc.log(str([text]))

def error(text):
    xbmc.log(str([text]),xbmc.LOGERROR)


def search_remove(cache,search):
    data = cache.get('search')
    if data == None or data == '':
        data = []
    else:
        data = eval(data)
    data.remove(search)
    cache.set('search',repr(data))

def search_add(cache,search,maximum):
    data = cache.get('search')
    if data == None or data == '':
        data = []
    else:
        data = eval(data)
    if search in data:
        data.remove(search)
    data.insert(0,search)
    remove = len(data)-maximum
    if remove>0:
        for i in range(remove):
            data.pop()
    cache.set('search',repr(data))

def search_list(cache):
    data = cache.get('search')
    if data == None or data == '':
        data = []
    else:
        data = eval(data)
    return data

# obsolete functions .. 
def get_searches(addon,server):
    local = xbmc.translatePath(addon.getAddonInfo('profile'))
    if not os.path.exists(local):
        os.makedirs(local)
    local = os.path.join(local,server)
    if not os.path.exists(local):
        return []
    f = open(local,'r')
    data = f.read()
    searches = json.loads(unicode(data.decode('utf-8','ignore')))
    f.close()
    return searches

def add_search(addon,server,search,maximum):
    searches = []
    local = xbmc.translatePath(addon.getAddonInfo('profile'))
    if not os.path.exists(local):
        os.makedirs(local)
    local = os.path.join(local,server)
    if os.path.exists(local):
        f = open(local,'r')
        data = f.read()
        searches = json.loads(unicode(data.decode('utf-8','ignore')))
        f.close()
    if search in searches:
        searches.remove(search)
    searches.insert(0,search)
    remove = len(searches)-maximum
    if remove>0:
        for i in range(remove):
            searches.pop()
    f = open(local,'w')
    f.write(json.dumps(searches,ensure_ascii=True))
    f.close()

def delete_search_history(addon,server):
    local = xbmc.translatePath(addon.getAddonInfo('profile'))
    if not os.path.exists(local):
        return
    local = os.path.join(local,server)
    if os.path.exists(local):
        os.remove(local)

def remove_search(addon,server,search):
    local = xbmc.translatePath(addon.getAddonInfo('profile'))
    if not os.path.exists(local):
        return
    local = os.path.join(local,server)
    if os.path.exists(local):
        f = open(local,'r')
        data = f.read()
        searches = json.loads(unicode(data.decode('utf-8','ignore')))
        f.close()
        searches.remove(search)
        f = open(local,'w')
        f.write(json.dumps(searches,ensure_ascii=True))
        f.close()
# obsolete funcionts END


def download(addon,filename,url,local,notifyFinishDialog=True,headers={}):
    util.info('Downloading %s to %s' % (url,local))
    local = xbmc.makeLegalFilename(local)
    try:
        filename = util.replace_diacritic(util.decode_html(filename))
    except:
        filename = 'Video soubor'
    icon = os.path.join(addon.getAddonInfo('path'),'icon.png')
    notify = addon.getSetting('download-notify') == 'true'
    notifyEvery = addon.getSetting('download-notify-every')
    notifyPercent = 1
    if int(notifyEvery) == 0:
        notifyPercent = 10
    if int(notifyEvery) == 1:
        notifyPercent = 5
    def callback(percent,speed,est,filename):
        if percent == 0 and speed == 0:
            try:
                xbmc.executebuiltin('XBMC.Notification(%s,%s,3000,%s)' % (xbmc.getLocalizedString(13413).encode('utf-8'),filename,icon))
            except:
               error('Unable to show notification') 
            return
        if notify:
            if percent > 0 and percent % notifyPercent == 0:
                esTime = '%ss' % est
                if est>60:
                    esTime = '%sm' % int(est/60)
                message = xbmc.getLocalizedString(24042) % percent + ' - %s KB/s %s' % (speed,esTime)
                try:
                    xbmc.executebuiltin('XBMC.Notification(%s,%s,3000,%s)'%(message.encode('utf-8'),filename,icon))
                except:
                    error('Unable to show notification')

    downloader = Downloader(callback)
    result = downloader.download(url,local,filename,headers)
    try:
        if result == True:
            if xbmc.Player().isPlaying():
                xbmc.executebuiltin('XBMC.Notification(%s,%s,8000,%s)' % (xbmc.getLocalizedString(20177),filename,icon))
            else:
                if notifyFinishDialog:
                    xbmcgui.Dialog().ok(xbmc.getLocalizedString(20177),filename)
                else:
                    xbmc.executebuiltin('XBMC.Notification(%s,%s,3000,%s)' % (xbmc.getLocalizedString(20177),filename,icon))
        else:
            xbmc.executebuiltin('XBMC.Notification(%s,%s,5000,%s)' % (xbmc.getLocalizedString(257),filename,icon))
            xbmcgui.Dialog().ok(filename,xbmc.getLocalizedString(257) +' : '+result)
    except:
        traceback.print_exc()

class Downloader(object):
    def __init__(self,callback = None):
        self.init_time = time.time()
        self.callback = callback
        self.gran = 50
        self.percent = -1

    def download(self,remote,local,filename=None,headers={}):
        class MyURLopener(urllib.FancyURLopener):
            def http_error_default(self, url, fp, errcode, errmsg, headers):
                self.error_msg = 'Downlad failed, error : '+str(errcode)

        if not filename:
            filename = os.path.basename(local)
        self.filename = filename
        if self.callback:
            self.callback(0,0,0,filename)
        socket.setdefaulttimeout(60)
        opener = MyURLopener()
        for header in headers:
            opener.addheader(header,headers[header])
        try:
            opener.retrieve(remote,local,reporthook=self.dlProgress)
            if hasattr(opener,'error_msg'):
                return opener.error_msg
            return True
        except socket.error:
            errno, errstr = sys.exc_info()[:2]
            if errno == socket.timeout:
                return 'Download failed, connection timeout'
        except:
            traceback.print_exc()
            errno, errstr = sys.exc_info()[:2]
            return str(errstr)

    def dlProgress(self,count, blockSize, totalSize):
        if count % self.gran == 0 and not count == 0:
            percent = int(count*blockSize*100/totalSize)
            newTime = time.time()
            diff = newTime - self.init_time
            self.init_time = newTime
            if diff <=0:
                diff = 1
            speed = int(((1/diff) * blockSize * self.gran )/1024)
            est = int((totalSize - int(count*blockSize))/1024/speed)
            if self.callback and not self.percent == percent:
                self.callback(percent,speed,est,self.filename)
            self.percent=percent

_diacritic_replace= {u'\u00f3':'o',
u'\u0213':'-',
u'\u00e1':'a',
u'\u010d':'c',
u'\u010c':'C',
u'\u010f':'d',
u'\u010e':'D',
u'\u00e9':'e',
u'\u011b':'e',
u'\u00ed':'i',
u'\u0148':'n',
u'\u0159':'r',
u'\u0161':'s',
u'\u0165':'t',
u'\u016f':'u',
u'\u00fd':'y',
u'\u017e':'z'
}

def replace_diacritic(string):
    ret = []
    for char in string:
        if char in _diacritic_replace:
            ret.append(_diacritic_replace[char])
        else:
            ret.append(char)
    return ''.join(ret)
